CN102193058A - Test apparatus and test module - Google Patents
Test apparatus and test module Download PDFInfo
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- CN102193058A CN102193058A CN2011100288424A CN201110028842A CN102193058A CN 102193058 A CN102193058 A CN 102193058A CN 2011100288424 A CN2011100288424 A CN 2011100288424A CN 201110028842 A CN201110028842 A CN 201110028842A CN 102193058 A CN102193058 A CN 102193058A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31903—Tester hardware, i.e. output processing circuits tester configuration
- G01R31/31907—Modular tester, e.g. controlling and coordinating instruments in a bus based architecture
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Abstract
The object of the invention is to effectively use resources of a test module. The test apparatus for testing at least one device under test, includes: a test module that includes a plurality of test sections, the plurality of test sections testing the device under test by exchanging signals with the device under test; and a plurality of test control sections that control the plurality of test sections, where the test module includes the plurality of test sections; wherein the test module is able to set, independently for each of the plurality of test sections, which of the plurality of test control sections should control the test section.
Description
Technical field
The present invention relates to proving installation and test module.
Background technology
The proving installation of testing tested equipment (DUT) has a plurality of test modules.A plurality of test modules have a plurality of test departments respectively.Each of a plurality of test departments is connected with the end of DUT, tests this DUT.
Simultaneously, the proving installation of a plurality of DUT of concurrent testing has each the self-corresponding positioner (サ ィ ト コ Application ト ロ one ラ) with a plurality of DUT.A plurality of positioners are controlled the test department that connects with corresponding DUT respectively, make it to carry out the test of corresponding DUT.
Summary of the invention
But proving installation is a unit with the test module, the test department that has distributed a plurality of positioners to control separately., when with the test module being unit during, may produce the test department that is not used by any one positioner to positioner allocation for test portion.
Such as, if when having tested the DUT with 8 analog input outlet terminals with the test module with 12 simulation test portions, this test module does not use 4 simulation test portions in 12.In so existing proving installation, the problem of resource that existence use test module effectively has.
The means of dealing with problems
In order to address the above problem, in the 1st mode of the present invention, provide proving installation, and the test module in this proving installation.At least 1 device being tested of described proving installation test has: test module, its be included in and tested equipment between transmit signal, test a plurality of test departments of this tested equipment; A plurality of test control parts are controlled described a plurality of test department; Described test module can set described a plurality of test departments independently to each of described a plurality of test departments each accept control by any one the test control part in described a plurality of test control parts.
In addition, in the 2nd mode of the present invention, proving installation is provided, be the proving installation of testing at least 1 tested equipment, have: control tested testing of equipment the test control part, with tested equipment between transmit signal a plurality of test modules, be connected the connecting portion between above-mentioned test control part and the above-mentioned a plurality of test module; Above-mentioned test control part has processor controls and the communication interface of execution for the test procedure of controlling above-mentioned tested equipment, this communication interface is the control according to above-mentioned processor controls, in the communication of handling between above-mentioned test control part and the above-mentioned connecting portion, wherein test module from above-mentioned a plurality of test modules, when reception should be passed on information to other test module, by above-mentioned connecting portion, this information is passed on to above-mentioned other test module.
In addition, the summary of foregoing invention does not list whole essential feature of the present invention, and the secondary combined of these syndromes also can form invention.
Description of drawings
The function of the proving installation 100 that Fig. 1 and a plurality of tested equipment 10 common expression present embodiments relate to constitutes.
Fig. 2 represents the formation of a test control part 130 of a plurality of test control parts 130 the insides, and, 1 or a plurality of test module 120 in the formation of a test module 120.
Fig. 3 is illustrated in from a test control part 130 when the test department 210 of tested equipment 10 connections of these test control part 130 correspondences sends request of access, an example of request of access stream.
Fig. 4 is illustrated in from having received the test department 210 of request of access from a test control part 130, sends a visit example of the flow process of the visit result under the situation as a result to a test control part 130.
Fig. 5 is illustrated in from a test department 210, an example of the flow process of the interrupt request when a test control part 130 corresponding with the tested equipment that connected by this test department 210 10 sends interrupt request.
Fig. 6 is illustrated in the test department 210 that the test module 120 in a plurality of test modules 120 has, when other the test department 210 of test module 120 sends information, an example of information flow.
Fig. 7 is illustrated in the test department 210 that a test module 120 of a plurality of test modules 120 the insides has, when a plurality of other test departments 210 of test module 120 release news, an example of information flow.
Fig. 8 represents the formation of the test module 120 of modified embodiment of the present embodiment.
Fig. 9 represents the example that the test department 210 of relevant present embodiment constitutes.
Embodiment
Below by the working of an invention mode one aspect of the present invention is described.Following embodiment does not limit the scope of claim.The characteristics combination that illustrates in embodiment is not all necessary by the present invention.
Fig. 1 represents that with a plurality of tested equipment (DUT) 10 function of the proving installation 100 that present embodiment relates to constitutes.At least 1 tested equipment 10 of proving installation 100 tests.That is, proving installation 100 both can be the device of 1 tested equipment 10 of test, also can be the device of a plurality of tested equipment 10 of concurrent testing.
Proving installation 100 has systems control division 110, one or more test modules 120, a plurality of test control part 130 and connecting portion 140.Systems control division 110 is connected with a plurality of test control parts 130, and it is all to control this proving installation 100.Between systems control division 110 and a plurality of test control part 130, as an example, by connections such as general or special purpose high-speed serial bus.
Each of one or more test modules 120 for example is the substrate that is installed in the measuring head.Each of one or more test modules 120 has a plurality of test departments 210.Each of a plurality of test departments 210 is connected with terminal as any 1 tested equipment 10 of whole tested equipment 10 the insides of the tested object of this proving installation 100 respectively.And, each of a plurality of test departments 210 and connected tested equipment 10 between transmit signal, test this tested equipment 10.
Each of a plurality of test control parts 130 is corresponding with any one or more tested equipment 10 of at least 1 that is these proving installation 100 tested objects tested equipment 10 the insides respectively.Each of a plurality of test control parts 130, one or more test departments 210 of controls such as control command that provides according to systems control division 110 and test procedure and corresponding tested equipment 10 connections are controlled the test of pairing tested equipment 10 respectively.That is, each of a plurality of test control parts 130, respectively with one or more test departments 210 as the utilization of resources, tested equipment 10 tests that control is corresponding.Connecting portion 140 connects between test control part 130 and one or more test modules 120.
Here, each of one or more test modules 120 can be respectively set a plurality of test departments 210 that this test module 120 have and is subjected to control by any one test control part 130 in a plurality of test control parts 130 separately a plurality of test departments 210 are independent separately.Thus, such as, can be set at, one or more test module 120 each a plurality of test departments 210 are the control of part acceptance the 1st test control part 130 wherein, and the other part of a plurality of test departments 210 is accepted the control of the 2nd test control part 130.
Like this, proving installation 100 can at random be set the test control part 130 that a plurality of test departments 210 that a test module 120 has are accepted control respectively independently.Thus, according to proving installation 100, the resource of 120 the insides of use test module is expeditiously tested.
Fig. 2 represents the formation of a test control part 130 of a plurality of test control parts 130 the insides, and the formation of a test module 120 of one or more test module 120 the insides.Test module 120 has a plurality of test departments 210 and sets storage part 220 and interface portion 230.
A plurality of test departments 210 are connected with the terminal of some tested equipment 10 respectively.The processor that has the implementation test procedure separately of a plurality of test departments 210 or serial device etc.And, each of a plurality of test departments 210 comfortable with connected tested equipment 10 between give and accept and, test this tested equipment 10 from testing the corresponding signal of test procedure that control part 130 is given.
Set storage part 220, storage a plurality of test departments 210 separately with a plurality of test control parts 130 wherein any one tests the corresponding setting of control part 130.In this example, set storage part 220, storage is about each of a plurality of test departments 210, is used for discerning the identification number of the test control part 130 of a plurality of test control part 130 test departments 210 correspondences.That is, set storage part 220,, store test control part 130 identification numbers that this tested equipment 10 that is connected by this test department 210 of control is tested a plurality of test departments 210 each.Such setting, the test before such as writing by systems control division 110.
Such as, interface portion 230,, receive in a plurality of test control parts 130 a test control part 130 to the request of access and the information of this test module 120 by connecting portion 140.And, interface portion 230, the setting of being stored according to storage part 220, will be from a test control part 130 that is received offer in a plurality of test departments 210 test department 210 corresponding to the request of access of this test module 120 and information with a test control part 130.
Simultaneously, such as, interface portion 230 by connecting portion 140, will from a plurality of test departments 210 wherein a test department 210 give a test control part 130, visit result and the interrupt request corresponding with request of access, send to respectively a plurality of test control part 130 each.Simultaneously, such as, interface portion 230, by helping connecting portion 140 to send to each of a plurality of test control parts 130 from a plurality of test departments 210 test department 210 information of giving the test department 210 that has with other test module 120 wherein.
Simultaneously, receiving from a test module 120 such as, communication interface 250 should be from a plurality of test modules 120 test module 120 information that other test module 120 is passed on wherein.Communication interface 250 is given this message transport by connecting portion 140 other test module 120 when having received such information.
Fig. 3 is illustrated in an example that sends the flow process of the request of access under the request of access situations from a test control part 130 to the test department 210 of tested equipment 10 connections of these test control part 130 correspondences.One test control part 130 when the test department 210 that the tested equipment 10 that is controlled at these test control part 130 correspondences connects, sends request of access to this test department 210.
In this case, a test control part 130, the identification number to this test control part 130 of request of access additional identification sends to a test module 120 by connecting portion 140.And the interface portion 230 that a test module 120 has receives the request of access from a test control part 130.
The interface portion 230 that one test module 120 has is read the identification number of each test department 210 of the identification number correspondence that is affixed to the request of access that is received from setting storage part 220.And, the interface portion 230 that a test module 120 has, the request of access that each test department 210 that gives to be read receives.
Each test department 210 that receives request of access from interface portion 230 judges whether the request of access that receives is to issue oneself request under one's name.And if the request of access that is given is the request to oneself, each test department is just carried out the processing of this request of access correspondence.In view of the above, each of a plurality of test control parts 130 can be controlled the test department 210 that is connected on the tested equipment 10 corresponding with this test control part 130.
Fig. 4 represents from accepting the test department 210 from a test control part 130 request of access, an example of the flow process of the visit result when a test control part 130 transmissions are visited as a result.Received a test department 210 of request of access from a test control part 130, carried out processing according to this request of access.And this test department 210 will send to a test control part 130 according to the practiced visit result who handles correspondence.
In this case, a test department 210 butt joint oral areas 230 provide and have been given the corresponding visit result of request of access.Interface portion 230 is read the identification number of the test control part 130 of identification one test department 210 correspondences from setting storage part 220.The identification number that interface portion 230 will be discerned a test control part 130 adds to a test department 210 visit results corresponding with request of access.And interface portion 230 has been added the visit result of identification number by connecting portion 140 to each transmission of a plurality of test control parts 130.
A plurality of test control parts 130 respectively receive the visit results by connecting portion 140.A plurality of test control parts 130 judge respectively whether the identification number that the visit result that received adds conforms to the identification number of this test control part 130.The identification number that a plurality of test control parts 130 add in the visit result who is received respectively is during with the situation that these test control part 130 identification numbers do not conform to, the discarded visit result who receives.
Simultaneously, when a plurality of test control part 130 each visit results in reception are conformed to these test control part 130 identification numbers by additional identification number, according to the visit result who receives, control test module 120.In view of the above, sent one of request of access to a test department 210 and tested control part 130, can receive the visit results, carry out next processing corresponding with the visit result who is received from a test department 210.
Fig. 5 represents from an example of the flow process of the interrupt request of a test department 210 when a test control part 130 corresponding with the tested equipment that connected by this test department 210 10 sends interrupt request.One test control part 130 of tested equipment 10 correspondences that one test department 210 can be connected to this test department 210 sends interrupt request.
In this case, a test department 210 butt joint oral areas 230 send interrupt request.Interface portion 230 is read from setting storage part 220 and is discerned the identification number of obtaining corresponding test control part 130 with a test department 210.230 pairs of interrupt request additional identification of sending to a test control part 130 from a test department 210 one of interface portion are tested the identification number of control part 130.And interface portion 230 has been added the interrupt request of identification number respectively to each transmission of a plurality of test control parts 130 by connecting portion 140.
Each receives interrupt request by connecting portion 140 a plurality of test control part 130.Each of a plurality of test control parts 130 judges whether the identification number that is affixed on the interrupt request that is received conforms to these test control part 130 identification numbers.A plurality of test control part 130 each, under identification number that the interrupt request that receives add and situation that the identification number of this test control part 130 does not conform to, discard the interrupt request that receives.
Simultaneously, when a plurality of test control part 130 each identification numbers that add at the interrupt request quilt that receives conform to the identification number of this test control part 130, handle the interrupt request that is received.Like this, each of a plurality of test control part 130 can be handled the interrupt request of corresponding test department 210 respectively.
Fig. 6 represents test department 210 that a test module 120 of a plurality of test modules 120 the insides has when the test department 210 of other test module 120 sends information, an example of information flow.The test department 210 that a test module 120 of the inside separately of a plurality of test modules 120 has can be according to the result who handles, the test department 210 transmission information in other test module 120.
In this case, the test department 210 in the test module 120 provides information to the interface portion 230 in the test module 120.Interface portion 230 is read the identification number of the identification test control part 130 corresponding with a test department 210 from setting storage part 220.230 pairs of identification numbers from a test department 210 to the information additional identification one of a test control part 130 that test control part 130 from of interface portion.And interface portion 230 has been added the information of identification number to each transmission of a plurality of test control parts 130 by connecting portion 140.
Like this, be set at the test department 210 in the test module 120 of a plurality of test modules 120,, a test control part 130 sent other the information of test department 210 that has at other test module 120 by interface portion 230 and connecting portion 140.
A plurality of test control parts 130 are separately by connecting portion 140 reception information.Whether a plurality of test control parts 130 are judged the identification number that is affixed on the information that is received separately respectively, conform to these test control part 130 identification numbers.A plurality of test control parts 130 separately respectively in the information that received by under additional identification number and the situation that the identification number of this test control part 130 does not conform to, discard the information that has received.
Simultaneously, when a plurality of test control part 130 each comfortable information that receive are conformed to the identification number of this test control part 130 by additional identification numbers, pass on information by the other test department 210 of connecting portion 140 in other test module 120.
The interface portion 230 that other the test module 120 of information of being passed on has receives the information from a test control part 130.The interface portion 230 that other test module 120 has, from set storage part 220 read with the information that is received by the identification number of each corresponding test department 210 of the identification number that adds.And the interface portion 230 that a test module 120 has gives the information that receives each test department 210 of the number of reading.
Receive each test department 210 of information from interface portion 230, judge whether the information that is given is to be dealt into oneself request under one's name.And each test department 210 is request to oneself in the information that is given, and carries out the processing of this information reply.With this, the test department 210 in the test module 120 can be to the 210 transmission information of the test department in other the test module 120.
Fig. 7 represents the test department 210 that a test module 120 of a plurality of test modules 120 the insides has, when a plurality of other test departments 210 of test module 120 are extensively sent out (broadcasting) information, and an example of information flow.A plurality of test modules 120 are the test department 210 that has of a test module 120 of the inside separately, can be to the test department 210 wide photos and sending messages in a plurality of other test modules 120.
At this moment, each of a plurality of test control parts 130 handled identical to the processing till a test module 120 reception information with Fig. 6.The test control part 130 that the information that is received is not conformed to by the additional identification number and the identification number of this test control part 130, the discarded information that receives.
The test control part 130 that the information that is received is conformed to the identification number of this test control part 130 by additional identification number, when having received the information that extensively send out (Block ロ one De キ ャ ス ト) from more than 120 test module 120 of a test module, pass on this information to a plurality of test modules 120 by connecting portion 140.That is 130 pairs of a plurality of test groups 120 wide information of sending out received of a test control part.
And the interface portion 230 that the test modules 120 beyond information a plurality of of passing on have separately receives by a test control part 130 wide information of sending out.The interface portion 230 that a plurality of other test modules 120 have is separately read the identifying information of each test department 210 corresponding with the identification number that the information that is received is added from setting storage part 220.And the interface portion 230 that a plurality of other test modules 120 have has separately been read the information that receives each test department 210 of number.
Received each test department 210 of request of access from interface portion 230, judged whether the request of access of being accepted is to issue oneself request under one's name.And if the request of access that is given is oneself request under one's name, then each test department 210 is carried out the processing corresponding with this request of access.Like this, the test department 210 that a test module 120 has can be to the test department 210 wide photos and sending messages in a plurality of other test modules 120.
Fig. 8 represents the formation of the test module 120 of the variation that present embodiment relates to.The test module 120 of relevant this variation, because adopted test module 120 substantially identical formation and the function represented, so the formation that the parts of representing with Fig. 2 are identical substantially and the parts of function are given identical symbol with Fig. 2, except following difference, omit its explanation.
The test module 120 of this variation also comprises common source 310 and monopolizes control part 320.Common source 310, be the resource used in order to test tested equipment 10 (such as, circuit, serial device etc.), by at least 2 in a plurality of test departments 210 common uses.Monopolize control part 320, control the right to use of monopolizing of common source 310.That is, monopolize control part 320, according to from each the request of monopolizing use of a plurality of test control part 130, control is monopolized by any 1 test control part 130 and is used common source 310.
In such variation, a test control part 130 sends the request of monopolizing by interface portion 230 to monopolizing control part 320.And a test control part 130 allows a test department 210 of a test control part 130 controls connect a shared resource 310 can guarantee to monopolize the right to use as condition.Moving by common source 310 and a test department 210 associations that a test department 210 connects, the tested equipment 10 that test is connected by a test department 210.Like this, each of a plurality of test control part 130 can be cut apart 1 common source 310 of common use by the time.
Simultaneously, each that monopolize that control part 320 can also control a plurality of test departments 210 respectively monopolized the right to use.That is, monopolize control part 320 according to from the request of monopolizing use separately of a plurality of test control parts 130, any one test control part 130 monopolize use a plurality of test department 210 each.
Under this situation, a test control part 130 by interface portion 230, sends about the request of monopolizing separately of a plurality of test departments 210 toward monopolizing control part 320.And a test control part 130 can guarantee to monopolize the right to use as condition, allows a plurality of test departments 210 connect respectively with this and one tests the corresponding tested equipment 10 of control part 130.
And the test department 210 that the tested equipment 10 corresponding with a test control part 130 connects is abideed by the control from a test control part 130, tests tested equipment 10.Like this, a plurality of test control part 130 is cut apart according to the time and each of a plurality of common sources 310 in the common use test module 120 separately.
Fig. 9 represents the example that the test department 210 of relevant present embodiment constitutes.Simultaneously, test department 210 is not limited to such formation, also can be other formation.Test department 210 as an example, has the lateral mass of transmission 12 and receives lateral mass 14.Test department 210 can be only to have to send lateral mass 12 or only have the formation that receives lateral mass 14 1 sides.Send lateral mass 12, according to tested equipment 10 being sent bag by bag inventory named order.Receive lateral mass 14 and receive bag, relatively wrap specified bag of inventory and the bag that is received, judge the quality of tested equipment 10 from tested equipment 10.
At first, transmission lateral mass 12 is described.Sending lateral mass 12 comprises: bag inventory storage part 20, bag inventory handling part 22, bag command line storage part 24, bag data rows storage part 26, low level serial device 28, data processing division 32, data conversion portion 34 and sending part 36.A plurality of bag inventories that 20 storages of bag inventory storage part are supplied to.
Bag inventory handling part 22 carry out by in a plurality of bag inventories of bag inventory storage parts 20 storages from the outside appointed bag inventory, specify each bag successively with testing apparatus 10 communications.As an example, bag inventory handling part 22 specifies the address that always receives since the outside to carry out the bag inventory successively, specifies the bag that tested equipment 10 is sent successively.As an example, bag inventory handling part 22, designated store for the address on the bag command line storage part 24 of command line that specified bag takes place.And as an example, bag inventory handling part 22 about the bag that carries out communication between tested equipment 10, is specified the address (such as the start address of data rows) of the data rows that comprises in this bag in the bag data rows storage part 26.
Like this, bag inventory handling part 22, the address of the data rows that comprises in the address of the command line that indivedual appointments make it to wrap and this bag.In addition, in this case, in the bag inventory, when the bag 2 or more was specified common command line or data rows, bag inventory handling part 22 can be to the address of the address of the same command line of this bag appointment more than 2 or same data rows.
Bag command line storage part 24 is according to the kind storage of the bag command line separately for bag that a plurality of kinds take place.As an example, bag command line storage part 24, storage is in order to write the command line of bag, the command line of reading to wrap, and, for command line that idle packet takes place etc.
Bag data rows storage part 26, each self-contained data rows of storing the bag of a plurality of kinds according to the kind of bag.As an example, bag data rows storage part 26 can have and write the data rows that comprises in the bag, the data rows that comprises in reading to wrap, and, the data rows that comprises in the idle packet etc.Simultaneously, as an example, bag data rows storage part 26 can also be stored each individual data of wrapping change respectively at individual other storage area and reach according to the common common data of kind of wrapping.
And the bag data rows storage part 26 of transmitter side is from receiving the data conversion portion 34 of 14 li of lateral mass, the reception data that comprise in the bag that the acceptance division 82 that reception trusted lateral mass is 14 li receives.And, the bag data rows storage part 26 of transmitter side, storage receives the reception data that comprise in the bag of acceptance division 82 receptions in the lateral mass 14.
Low level serial device 28 is read by the command line of the bag of bag inventory handling part 22 appointments from bag command line storage part 24,, has specified the command line of address by bag inventory handling part 22 that is, and each order that comprises in the command line of carrying out in turn.And, low level serial device 28 is along with the execution of command line allows by the command line of the bag of bag inventory handling part 22 appointments, promptly, the command line of having specified the address by bag inventory handling part 22 is in turn from 26 outputs of bag data rows storage part, generate be used for and tested equipment 10 between the test data row of test.
Simultaneously, low level serial device 28 in each fill order, give control data to data handling part 32 and data conversion portion 34, is used to indicate individual data and shared data to being read to implement specified processing (computing or data conversion).Like this, low level serial device 28 can be with in the bag of bag inventory handling part 22 appointments, appointed data division, as the data of the data of being read having been implemented the processing of appointment.
Simultaneously, the situation that low level serial device 28 can have been finished according to the implementation of the command line of the bag of bag inventory handling part 22 appointments gives end notification to bag inventory handling part 22.Like this, the carrying out that bag inventory handling part 22 can be carried out according to the command line of low level serial device 28 specified (data) bag successively.
Simultaneously, send the transmitter side low level serial device 28 that lateral mass 12 has, sending part 36 is specified the signal edge timing that tested equipment 10 is sent.Low level serial device 28 as an example, gives timing signal to sending part 36, to each bag control edge regularly.
Simultaneously, the low level serial device 28 of transmitter side carries out communication with the receiver side low level serial device 28 that reception lateral mass 14 has.Like this, the low level serial device 28 of transmitter side can carry out signal exchange with the low level serial device 28 of receiver side, with the low level serial device 28 synchronous fill order row of receiver side.
As an example, the low level serial device 28 of transmitter side is notified to the thing that tested equipment 10 has been sent the test data row of preassigned bag the low level serial device 28 of receiver side.Like this, the low level serial device 28 of transmitter side can be forbidden to receiving that the quality from the data rows of carrying out during till the notice of the low level serial device 28 of transmitter side being received judges the low level serial device 28 of receiver side.
Simultaneously, the low level serial device 28 of transmitter side as an example, is received the notice of the thing of the data rows that the test data of receiving with the being generated row from the low level serial device 28 of receiver side conform to, and generates the test data row of preassigned bag.Like this, the low level serial device 28 of transmitter side can send to tested equipment 10 with preassigned bag after the bag that has received regulation from tested equipment 10.
Such as, the data processing division 32 of transmitter side is from bag data rows storage part 26 sense datas of transmitter side, appointed in advance part in the data rows of the bag that will send tested equipment 10 as the value corresponding with receiving data (such as receive the data initial value or to the value after receiving data and having applied certain and handle) generate the test data row.Such transmitter side data processing division 32 can be included in the value corresponding with the reception data that comprise the bag that receives from tested equipment 10 in the bag and sends.
36 pairs of tested equipment 10 of sending part send the test data row that data conversion portion 34 generates.
Secondly, reception lateral mass 14 is described.Because reception lateral mass 14 has same formation and function substantially with transmission lateral mass 12, so, about receiving lateral mass 14, only to describing with transmission lateral mass 12 dissimilarities.
Receive lateral mass 14 and comprise inventory storage part 20, bag inventory handling part 22, bag command line storage part 24, bag data rows storage part 26, low level serial device 28, data processing division 32, data conversion portion 34, acceptance division 82, judging part 84.Acceptance division 82 receives the data rows of bag from tested equipment 10.
The data conversion portion 34 of receiver side in the timing of low level serial device 28 appointments that are received side, carries out data conversion to the data rows that acceptance division 82 has received.The data conversion portion 34 of receiver side as an example, according to the data rows to being received, carries out 8b-10b conversion etc. according to predefined worksheet (テ one Block Le) etc.And the data conversion portion 34 of receiver side as an example, can carry out scramble (デ ス Network ラ Application Block Le) to the data rows that is received and handle.
And the data rows after the data conversion portion 34 of receiver side will change supplies to judging part 84.Simultaneously, the data conversion portion 34 of receiver side also can offer the data rows after the conversion at least one side of the bag data rows storage part 26 of the bag data rows storage part 26 of receiver side or transmitter side.
The bag inventory handling part 22 of receiver side is carried out from the outside appointed bag inventory, and tested equipment 10 1 receives, and then specifies the bag of being expected successively.Simultaneously, 32 pairs of judging parts of the data processing division of receiver side 84 are supplied with the test data row that generate.
The low level serial device 28 of receiver side is listed as the data rows of hope from the bag of tested equipment 10 outputs, make it to export from the bag data rows storage part 26 of receiver side as test data.Simultaneously, 28 pairs of acceptance division 82 appointments of the low level serial device of receiver side obtain from the gating of the data value of the signal of tested equipment 10 outputs regularly.
Judging part 84 is accepted test data row time from the data processing division 32 of receiver side, receives the data rows of being received from the data conversion portion 34 of receiver side.Judging part 84 is according to data rows of being received and test data row result relatively, the quality of the communication between judgement and the tested equipment 10.As an example, judging part 84 comprises that the data rows that acceptance division 82 is received is listed as whether conform to logic comparing section that compares and the dead-file of storing comparative result with test data.Simultaneously, as an example, the data rows that judging part 84 can be received low level serial device 28 acceptance divisions 82 notices of receiver side is consistent with appointed data rows.
Simultaneously, the low level serial device 28 of receiver side carries out the communication with the low level serial device 28 of transmitter side.Like this, low level serial device 28 energy of receiver side and the low level serial device 28 of transmitter side carry out signal exchange (handshake), with the low level serial device 28 synchronous fill orders row of transmitter side.
As an example, low level serial device 28 notices of 28 pairs of transmitter sides of low level serial device of receiver side have received the situation that the test data that generates with the low level serial device 28 of this receiver side is listed as consistent data rows.Like this, the low level serial device 28 of transmitter side can receive the notice about the consistent data rows of the test data row that received and generated from the low level serial device 28 of receiver side, and generates the test data row of preassigned bag.
Simultaneously, as an example, the low level serial device 28 of receiver side forbids that the quality of the data rows that received by the relevant acceptance division 82 that judging part 84 carries out is judged during till the notice from the low level serial device 28 of transmitter side to the test data row of receiving the preassigned bag that tested equipment 10 is sent.Like this, the low level serial device 28 of receiver side can send to tested equipment 10 after the fixed bag, judge whether from tested equipment 10 outputs with this fixed bag corresponding response.
The bag data rows storage part 26 of receiver side receives the reception data that are included in the bag that acceptance division 82 receives from the data conversion portion 34 that receives lateral mass 14 1 sides.And, the bag data rows storage part 26 of receiver side, the reception data that comprise in the bag that storage acceptance division 82 receives.
And the data processing division 32 of receiver side is in the test data row that are hoped to comprise from the bag of tested equipment 10 outputs, comprise the value of the reception data correspondence that comprises in the bag that acceptance division 82 received.Such as, the data processing division 32 of receiver side is from bag data rows storage part 26 sense datas of receiver side, from appointed in advance part in the data rows of the bag of the collection of letters of tested equipment 10, (such as receiving the data initial value or having implemented the value of certain processing) generates the test data row as the value corresponding with accepting data with expectation.
Such as, the data processing division 32 of receiver side can with should be from tested equipment 10 that receive and the corresponding test data row of the 2nd bag, the value of the 1st reception data that comprise in wrapping that comprise that acceptance division 82 received.Like this, according to the data processing division 32 of receiver side, such as, can be with reference to the ID that bag comprised that receives from tested equipment 10 etc., whether the ID that later bag should comprise below judging is correct.
As mentioned above, if the proving installation 100 that relates to according to present embodiment, the processing in just can be below tested equipment 10 closer positions carry out the value of the reception data correspondence that bag comprised that is received the is included in later bag.Like this, if according to proving installation 100, just can carry out at a high speed and tested equipment 10 between reply mutually.
Simultaneously, proving installation 100 preferably has the data processing division 32 by realizations such as the higher calculation processing units of clock frequency ratio.Like this, proving installation 100 data that can carry out comprising at a high speed from the bag that is received are created on the processing of the data that comprise in the next later bag.
More than by embodiment the present invention has been described, but above embodiment do not limit the related invention of interest field, in addition, one of skill in the art is clear, can carry out diversified improvement and change to the foregoing description.Record according to claim can be clear and definite, and the embodiment of having implemented such change and improvement is also contained within the technical scope of the present invention.
The implementation order that each of claim scope, instructions and the device of representing in drawing, system, program and the action in method, order, step and stage etc. handled, short of dated especially " ratio ... elder generation ", " ... before " etc., perhaps must use the output of the processing of front, just can implement with random order so long as not the processing of back.About the motion flow in patent request scope, instructions and the drawing, for the convenience on illustrating, used printed words such as " at first ", " secondly " to be illustrated, even but do not mean that also implementing in proper order with this is necessary condition like this.
Description of reference numerals
10 tested equipment, 100 testing arrangements, 110 systems control divisions, 120 test modules, 130 test control parts, 140 connecting portions, 210 test departments, 220 set storage part, 230 interface portion, 240 control processors, 250 communication interfaces, 310 common sources, 320 Absolute control sections, 12 send lateral mass, and 14 receive lateral mass, 20 bag inventory storage parts, 22 bag inventory handling parts, 24 bag command line storage parts, 26 bag data rows storage parts, 28 low level serial devices, 32 data processing divisions, 34 data transformation sections, 36 sending parts, 82 acceptance divisions, 84 judging parts.
Claims (11)
1. a proving installation is a proving installation of testing at least 1 tested equipment, has:
Test module, its have and tested equipment between transmit signal, test a plurality of test departments of this tested equipment;
A plurality of test control parts are controlled described a plurality of test department;
Described test module, each that can set described a plurality of test departments independently to each of described a plurality of test departments accepted the control by any one the test control part in described a plurality of test control parts.
2. proving installation according to claim 1, wherein said test module has:
Described a plurality of test department;
Set storage part, any one tests the corresponding setting of control part in each that whether storage will described a plurality of test department and the described a plurality of test control parts;
Interface portion is connected with described a plurality of test departments, a test control part that will be from described a plurality of test control parts to the visiting demand of described test module offer in described a plurality of test department with the corresponding test department of a described test control part.
3. according to the proving installation of claim 2 record, wherein,
Described setting storage part is about each of described a plurality of test departments, and storage is used for discerning the identification number of described a plurality of test control part, corresponding test control part;
A described test control part is to the identification number and the transmission of this test control part of described visiting demand additional identification;
Described interface portion is read the identification number of a described test department corresponding with the additional identification number of the described visiting demand that is received from described setting storage part, gives a described test department described visiting demand.
4. according to the proving installation of claim 2 record, wherein,
Described interface portion, on the visit result of a described test department corresponding with described visiting demand, the identification number of an additional described test control part also sends;
Each of described a plurality of test control parts, receive the described visit result of a described test department, on the described visit result who is received by under additional identification number and the situation that the identification number of this test control part does not conform to, discarded described visit result is if conform to then control described test module according to described visit result.
5. according to the proving installation of claim 2 record,
Described interface portion is to also sending from the identification number of a described test department to the described test control part of the interrupt request additional identification of a described test control part;
Each of described a plurality of test control parts receives the described interrupt request of a described test department, in the described interrupt request that is received by under additional identification number and the situation that the identification number of this test control part does not conform to, discarded described interrupt request is if conform to then handle the described interrupt request of a described test department.
6. according to the proving installation of claim 2 record,
Described test module also have the described a plurality of test departments of control each monopolize the usufructuary control part of monopolizing;
A described test control part sends and to monopolize requirement to the described control part of monopolizing by described interface portion, and can guarantee that monopolizing the right to use is that condition is used a described test department.
7. proving installation according to claim 2, described test module has:
By at least 2 common common sources that use in described a plurality of test departments;
Control the usufructuary control part of monopolizing of monopolizing of described common source;
A described test control part sends and to monopolize requirement to the described control part of monopolizing by described interface portion, and can guarantee that monopolizing the right to use is condition, described common source is connected in a described test department of a described test control part control;
By the described common source that a described test department connects, assist the tested equipment of testing that moves with a described test department.
8. proving installation according to claim 2 also has:
A plurality of described test modules;
Connect the connecting portion between described test control part and the described a plurality of test module;
The described test department that one described test module of described a plurality of test modules has by described interface portion and described connecting portion, sends the information of other test departments that have at other described test modules to a described test control part;
A described test control part passes on described information by described connecting portion described other test departments in described other test modules.
9. a test module is the test module that has in any one described proving installation of claim 1 to 8.
10. a proving installation is a proving installation of testing at least 1 tested equipment, has:
The test control part is controlled the test of tested equipment;
A plurality of test modules transmit signal and test between tested equipment;
Connecting portion connects between described test control part and the described a plurality of test module;
Described test control part has:
Processor controls is carried out in order to control the test procedure of described tested equipment;
Communication interface, control according to described processor controls, in the communication of handling between described test control part and the described connecting portion, test module from described a plurality of test modules has received in the time of passing on information to other test module, passes on this information by described connecting portion to described other test module.
11. proving installation according to claim 10, described communication interface when receiving the information that extensively send out described a plurality of test modules from a described test module, passes on this information by described connecting portion to described a plurality of test modules.
Applications Claiming Priority (2)
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|---|---|---|---|
| US12/694,149 US8547125B2 (en) | 2010-01-26 | 2010-01-26 | Test apparatus and test module |
| US12/694,149 | 2010-01-26 |
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| CN102193058A true CN102193058A (en) | 2011-09-21 |
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| US (1) | US8547125B2 (en) |
| JP (1) | JP4757961B2 (en) |
| CN (1) | CN102193058A (en) |
| TW (1) | TW201140103A (en) |
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| CN107615076A (en) * | 2015-12-28 | 2018-01-19 | 深圳配天智能技术研究院有限公司 | Multi-channel interface test device |
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Also Published As
| Publication number | Publication date |
|---|---|
| US8547125B2 (en) | 2013-10-01 |
| JP4757961B2 (en) | 2011-08-24 |
| TW201140103A (en) | 2011-11-16 |
| JP2011154025A (en) | 2011-08-11 |
| US20110181309A1 (en) | 2011-07-28 |
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Application publication date: 20110921 |